<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        * {
            padding: 0;
            margin: 0;
            box-sizing: border-box;
            list-style-type: none;
        }
        .container {
            overflow: hidden;
            position: relative;
            width: 100%;
            height: 750px;
        }
        #img1 {
            width: 100%;
            height: 100%;
            position: absolute;
            top: 0;
            left: 0;
        }
        #img2 {
            width: 100%;
            height: 100%;
            position: absolute;
            top: 0;
            left: 100%;
        }
        #img3 {
            width: 100%;
            height: 100%;
            position: absolute;
            top: 0;
            left: 200%;
        }
        .list {
            position: fixed;
            bottom: 100px;
            right: 100px;
        }
        li {
            background-color: #333;
            height: 50px;
            width: 50px;
            line-height: 50px;
            text-align: center;
            font-size: 30px;
            float: left;
            margin: 0 10px;
        }
        li a {
            color: white;
            text-decoration: none;
        }
    </style>
</head>
<body>
    <div class="container">
        <div>
            <img src="./images/video-01.jpg" id="img1">
            <img src="./images/video-02.jpg" id="img2">
            <img src="./images/video-03.jpg" id="img3">
        </div>
        <ul class="list">
            <li><a href="#img1">1</a></li>
            <li><a href="#img2">2</a></li>
            <li><a href="#img3">3</a></li>
        </ul>
    </div>
</body>
</html>